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高效的Snort规则匹配机制
消耗积分:5 |
格式:rar |
大小:122 |
2009-06-13
张艳
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该文在分析了 Snort 的规则及其检测过程的基础之上，提出一种动态规则匹配机制，增加选项索引链表，对规则匹配的次序进行动态调整，从而提高规则匹配的速度。
关键词：Snort 规则匹配 规则树 规则选项
Abstract: Based on the analysis of Snort’s rule and detecting procession, this paper puts forward a dynamic rule-matching mechanism. In order to adjust the sequence of rule-matching dynamically, it adds a chain of the option index. As a result, it increased the rule- matching speed effectively.
Key Words: Snort Rule-matching RuleTree RuleOption
关键词：Snort 规则匹配 规则树 规则选项
Abstract: Based on the analysis of Snort’s rule and detecting procession, this paper puts forward a dynamic rule-matching mechanism. In order to adjust the sequence of rule-matching dynamically, it adds a chain of the option index. As a result, it increased the rule- matching speed effectively.
Key Words: Snort Rule-matching RuleTree RuleOption
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